General

  • Target

    f5142955783a16ea5957a10c51e64f33_JaffaCakes118

  • Size

    1.5MB

  • Sample

    240417-fjrtksfg71

  • MD5

    f5142955783a16ea5957a10c51e64f33

  • SHA1

    c843043f0b39623bf0862f8460b669c923b4c2e9

  • SHA256

    a80660a551d427bd67935c0380d3edca52a17a57005dde154ba2acfd29bebade

  • SHA512

    e214ac6ba2d3cb4d9b6c77fc7ce87345d196542f50531d93b103803b5f5c16c4bb59424325ad8ccbf7095af6db1428c4ffea489287aa73aae2358734913870b5

  • SSDEEP

    24576:lUkmlW5oaXpcB7mVSaccPuvcd5OGQT/1/0nS+7n4SYwqK4zf3RTsAHWAgqChJ+ho:6eiec6kqn2dpsNQuiNB/e

Malware Config

Extracted

Family

matiex

Credentials

  • Protocol:
    smtp
  • Host:
    mail.thts.vn
  • Port:
    25
  • Username:
    sales01@mtlvn.com.vn
  • Password:
    123luongngan1989
  • Email To:
    myousef_ece@yahoo.com

Targets

    • Target

      f5142955783a16ea5957a10c51e64f33_JaffaCakes118

    • Size

      1.5MB

    • MD5

      f5142955783a16ea5957a10c51e64f33

    • SHA1

      c843043f0b39623bf0862f8460b669c923b4c2e9

    • SHA256

      a80660a551d427bd67935c0380d3edca52a17a57005dde154ba2acfd29bebade

    • SHA512

      e214ac6ba2d3cb4d9b6c77fc7ce87345d196542f50531d93b103803b5f5c16c4bb59424325ad8ccbf7095af6db1428c4ffea489287aa73aae2358734913870b5

    • SSDEEP

      24576:lUkmlW5oaXpcB7mVSaccPuvcd5OGQT/1/0nS+7n4SYwqK4zf3RTsAHWAgqChJ+ho:6eiec6kqn2dpsNQuiNB/e

    • Matiex

      Matiex is a keylogger and infostealer first seen in July 2020.

    • Matiex Main payload

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks